Hanna Instruments HI 9812-5 Portable pH/EC/TDS/°C Meter Instruction Manual

This manual provides operating instructions for HI 9812-5 portable pH/EC/TDS/°C Meter.

Brand: Hanna Instruments
Category: Other Electronics
Document type: User Manual
Language: English
Pages: 16
File format: PDF
File size: 497 KB
Published: 10 July, 2012
Updated: 30 September, 2023
MD5 checksum: BF130C02B755566DC8350B442AFE6807
PDF: Hanna Instruments HI 9812-5 Portable pH/EC/TDS/°C Meter Instruction Manual PDF

About this manual

The Hanna Instruments HI 9812-5 is a splash-proof portable combination meter designed for aquariums, fish-farming, seawater, hydroponics, and greenhouse applications. It measures pH, EC, TDS, and temperature with selectable ranges and automatic temperature compensation.

What's inside

Preliminary Examination
General Description
Functional Description
Specifications
Operational Guide
pH Calibration
EC/TDS Calibration
Probe Maintenance
Warranty
Recommendations for Users

Specifications

pH Range	0.0 to 14.0
EC Range	0 to 1990 µS/cm
TDS Range	0 to 1990 ppm
Temperature Range	0 to 60 °C
EC Accuracy	+2% fs.
TDS Accuracy	+2% fs.
Battery Type	1x 9V alkaline
Battery Life	Approx 150 hours
Dimensions	145 x 80 x 36 mm
Weight	230 g

Frequently asked questions

What is the warranty period for the HI 9812-5?

The instrument is guaranteed for two years against defects in workmanship and materials.

What is the warranty period for the electrodes and probes?

Electrodes and probes are guaranteed for six months.

What buffer solutions are recommended for pH calibration?

Use pH 7.01 for neutral samples, pH 4.01 for acidic samples, or pH 10.01 for alkaline measurements.

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